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Easily shaped with heat, it is cost-effective to manufacture. In 1952, MSA offered the Shockgard Helmet to protect linemen from electrical shock of up to 10,000 volts. In 1961, MSA released the Topgard Helmet, the first polycarbonate hard hat. 1962 brought the V-Gard Helmet, which today is the most widely used hard hat in the United States.
Standard diving dress, also known as hard-hat or copper hat equipment, deep sea diving suit or heavy gear, is a type of diving suit that was formerly used for all relatively deep underwater work that required more than breath-hold duration, which included marine salvage, civil engineering, pearl shell diving and other commercial diving work, and similar naval diving applications.
2016 - May, Simpson forms Motorcycle Safety Unit to meet demand for Simpson Motorcycle Helmets. 2015 - December, Simpson acquires Stilo S.r.l., a leading manufacturer and designer of premier racing helmets and helmet communications for Global motorsports - February, Simpson Granted a U.S. Patent for multi-tether system for head restraint devices
A helmet is a form of protective gear worn to protect the head. More specifically, a helmet complements the skull in protecting the human brain.
The first known example of a tumbler lock was found in the ruins of the Palace of Khorsabad built by king Sargon II (721–705 BC.) in Iraq. [1] Basic principles of the pin tumbler lock may date as far back as 2000 BC in Egypt; the lock consisted of a wooden post affixed to the door and a horizontal bolt that slid into the post.
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State motorcyclists' rights organizations (SMROs) exist in about 32 US states, 25 of which call themselves "ABATE of (state name)," the rest going by various other names. . SMROs advocate for a point of view in motorcycling that is, in general, opposed to mandatory helmet laws, required motorcycle safety inspections, mandatory rider training and licensing, and other similar regulat